The test which is most appropriate to identify the learning difficulties faced by students is:AUnit testBPre-testCDiagnostic testDAchievement testAnswer: C. Diagnostic test Read Explanation: Meaning and Definition of diagnostic TestThe teacher applies diagnostic test to diagnose the particular strength and weakness of students.The test used to obtain evidence of pupil difficulties in academic achievement are known as diagnostic test.The purpose of educational diagnosis is to identify the exact nature of difficulties and to locate the causes that result in poor achievement. Read more in App